import java.util.*;
public class oddOrNot{
	boolean oddOrNot(int num){
		//return num % 2 == 1;
		return (num&1) == 0;
	}
	public static void main(String[] args) {
		oddOrNot odd = new oddOrNot();
		int num = 0;
		String str = null;
		Scanner in = new Scanner(System.in);
		while(in.hasNext()){
			str = in.next();
			if("exit".equals(str))
				break;
			num = Integer.parseInt(str);
			if(odd.oddOrNot(num))
				System.out.println("Yes");
			else 
				System.out.println("No");
		}
		
		in.close();
	}
}